(algebra ii) the sides of a triangle are in the ratio 3 : 4 : 5. what is the length of each side if the perimeter of the triangle is 90 cm?

a) 22.5 cm, 30 cm, and 37.5 cm
b) 19.3 cm, 25.7 cm, and 32.1 cm
c) 7.5 cm, 11.5 cm, and 32.1 cm
d) 10.5 cm, 11.5 cm, and 12.5 cm

The graph shows the distance kerri drives on a trip. what is kerri's speed . a. 25 b.75 c.60 d.50

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle? by using compass take the measures of angle and draw the same arc according to it.